Pith Number

pith:NL477HDR

pith:2013:NL477HDRTFJBVY2NZ7U2ERF6XR

not attested not anchored not stored refs pending

Master Key Secured Quantum Key Distribution

Aditi Sheel, Delhi), JMI, Tabish Qureshi (Centre for Theoretical Physics, Tabish Shibli

arxiv:1301.5015 v1 · 2013-01-17 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NL477HDRTFJBVY2NZ7U2ERF6XR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:35:53.313693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6af9ff9c7199521ae34dcfe9a244bebc4417ab36c7d935e316d91f3ee5ffeb6b

Aliases

arxiv: 1301.5015 · arxiv_version: 1301.5015v1 · doi: 10.48550/arxiv.1301.5015 · pith_short_12: NL477HDRTFJB · pith_short_16: NL477HDRTFJBVY2N · pith_short_8: NL477HDR

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/NL477HDRTFJBVY2NZ7U2ERF6XR \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 6af9ff9c7199521ae34dcfe9a244bebc4417ab36c7d935e316d91f3ee5ffeb6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b15215927eafdd4ddf19e4537ac36ede1d7962909ee586bf0162f551f2a1e72d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-01-17T02:17:41Z",
    "title_canon_sha256": "22872c4d3c06507ecd525fa3bc6ff230f5728122cdd98c09144223227a7ca55b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5015",
    "kind": "arxiv",
    "version": 1
  }
}